1. Car & Truck Engine Radiators Deals
  2. sku: 8777642480243721
  3. GATES SX-3787

GATES SX-3787 Radiator Cap Rg 3.7L 3.9L 5.2L 5.9L 6.6L 7.2L

fits model: W100. make: Dodge. year: 1975–1989.

Sx-3787 Gates Radiator Cap For 1975-1989 Dodge W100 3.7l 3.9l 5.2l 5.9l 6.6l 7.2l L6 Rg

( Brand: Gates ), ( Manufacturer Part Number: SX-3787 ), ( Type: Radiator Cap ), ( Placement On Vehicle: Belts Cooling Hardware Fasteners Fittings ), ( Manufacturer Warranty: Recommended Service Interval ), ( Item Height: 2.750 ), ( Ipn: C247 57-22 ), ( Compatible Year: 1989 1988 1987 1986 1985 1984 1983 1982 1981 1980 1979 1978 1977 ), ( Core Charge: Free No Core Charge ), ( Fitment Type: Direct Replacement ), ( Bundle Description: 1 Pc Genuine Gates Radiator Cap )

Review GATES Radiator Cap For Dodge 3.7l 3.9l 5.2l 5.9l 6.6l 7.2l L6 Rg fits W100 1975–1989

Introducing the Gates SX-3787 Radiator Cap, specifically designed for Dodge W100 models produced between 1975 and 1989. This radiator cap is compatible with engines that have a displacement of 3.7l, 3.9l, 5.2l, 5.9l, 6.6l, and 7.2l, as well as the L6 RG engine.

The Gates SX-3787 Radiator Cap is engineered to ensure optimal cooling performance for your Dodge W100. It features a durable, high-pressure design with a capacity of 15 psi, which allows it to effectively maintain the coolant temperature within the optimal range. This is crucial for ensuring the longevity of your engine and the overall performance of your vehicle.

This radiator cap is made from premium materials that are designed to withstand the rigors of regular use. The cap itself is constructed from heavy-duty, corrosion-resistant metal, while the exterior is coated with a high-temperature, impact-resistant material that protects it from damage. The cap's internal components are also designed to provide reliable sealing, preventing coolant loss and ensuring consistent cooling.

The Gates SX-3787 Radiator Cap also includes a visible pressure relief valve, which allows you to easily monitor the coolant pressure in your system. This feature provides added peace of mind, as it allows you to quickly identify and address any potential issues before they become major problems.

Installing the Gates SX-3787 Radiator Cap on your Dodge W100 is a straightforward process. It is designed to fit securely onto your existing radiator, and comes with all necessary mounting hardware for a hassle-free installation. Additionally, the cap is backed by Gates' reputation for quality and reliability, ensuring that you can trust it to perform effectively and efficiently for years to come.

In summary, the Gates SX-3787 Radiator Cap is a high-quality, durable solution for maintaining the cooling system of your Dodge W100. Its heavy-duty construction, reliable sealing, and visible pressure relief valve make it an essential component for any W100 owner looking to ensure optimal engine performance and longevity.

Buying a Gates SX-3787 radiator cap for a 1975-1989 Dodge W100 with 3.7l, 3.9l, 5.2l, 5.9l, 6.6l, 7.2l L6 RG engine can be a practical decision to ensure the optimal functioning of the cooling system in your vehicle. Below are some pros and cons to consider before making the purchase.

Pros:

1. High-quality materials: The Gates SX-3787 radiator cap is made of heavy-duty materials, ensuring durability and resistance to corrosion.

2. Pressure relief: The cap provides the necessary pressure relief to prevent the coolant system from overheating or damaging.

3. Temperature gauge accuracy: A new radiator cap can help improve the accuracy of the temperature gauge, ensuring proper engine temperature monitoring.

4. Longer engine life: By maintaining proper engine temperature, a new radiator cap can contribute to a longer engine life.

Cons:

1. Cost: The Gates SX-3787 radiator cap may be more expensive than some aftermarket alternatives.

2. Installation: The installation process can be time-consuming and may require some mechanical knowledge.

3. Potential for leaks: During the installation process, there is a risk of coolant leaks, which can be messy and require additional repairs.

Conclusion:

In conclusion, the decision to buy a Gates SX-3787 radiator cap for a 1975-1989 Dodge W100 depends on your priorities and budget. While the cap offers the benefits of durability, pressure relief, temperature gauge accuracy, and longer engine life, it also comes with a higher cost, potential installation challenges, and the risk of coolant leaks. Ultimately, if maintaining the optimal functioning of your cooling system is a priority, and you have the necessary budget and mechanical skills, a Gates SX-3787 radiator cap can be a worthwhile investment. However, if cost is a significant concern, you may want to consider alternative options or wait until you experience cooling system issues before making the purchase.

Recommendation:

If you decide to purchase a Gates SX-3787 radiator cap, make sure to choose a reputable automotive parts supplier to ensure the authenticity and quality of the product. Additionally, consider having the cap installed by a professional mechanic to minimize the risk of installation errors and coolant leaks. Proper installation and maintenance of the coolant system can help ensure the longevity and optimal performance of your engine.

Details:

part #: sx3787 prices

  • $15.39-$50.27

specifications radiatoranch:

  • for models: W100
  • for makes: Dodge
  • for years: 1975-1989
  • brand: Gates
  • mpn: Sx-3787
  • type: Radiator Cap
  • placement on vehicle: Belts Cooling Hardware Fasteners Fittings
  • manufacturer warranty: Recommended Service Interval
  • item height: 2.750
  • ipn: C247 57-22
  • compatible year: 1989 1988 1987 1986 1985 1984 1983 1982 1981 1980 1979 1978 1977
  • core charge: Free No Core Charge
  • fitment type: Direct Replacement
  • bundle description: 1 Pc Genuine Gates Radiator Cap

general radiatoranch:

  • Car Truck Parts Accessories > Engine Cooling Components > Radiators
  • condition: New

shipping radiatoranch:

  • cost: $0.00
  • type: Fixed
  • transit: 5-9 Days
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  • class: Standard, Expedited

returns radiatoranch:

  • time: 30 Days
  • paid by: Seller
  • policy: Returns Accepted

seller radiatoranch:

  • rating: 98.7%
  • city: Indianapolis, Indiana
  • # reviews: 564078

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offer radiatoranch:

  • sold: 0
  • options: Ship-to-home
  • started: August 30, 2025
  • availability: In Stock
  • quantity: 10
for models: w100, for makes: dodge, for years: 1975-1989, type: radiator cap, placement on vehicle: belts cooling hardware fasteners fittings, manufacturer warranty: recommended service interval, item height: 2.750, compatible year: 1989 1988 1987 1986 1985 1984 1983 1982 1981 1980 1979 1978 1977, core charge: free no core charge, fitment type: direct replacement, bundle description: 1 pc genuine gates radiator cap,
category: auto parts > car truck parts accessories > engine cooling components > radiators, sku: 8777642480243721,

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